| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Fisher Daniel Mark | Group Head of HR & Comm. | C/O HAMILTON INSURANCE GROUP, LTD., WELLESLEY HOUSE NORTH, 90 PITTS BAY ROAD, PEMBROKE, BERMUDA | s/ Gemma Carreiro, Attorney-in-Fact | 2025-11-12 | 0001999653 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | HG | Class B Common Shares | Tax liability | -$361K | -13.9K | -13.33% | $26.08 | 90.1K | Nov 10, 2025 | Direct | F1, F2, F3 |
| Id | Content |
|---|---|
| F1 | Represents shares withheld to satisfy tax obligations arising out of the vesting of the reporting person's restricted stock units. |
| F2 | Represents the closing price per share on November 7, 2025, used to determine the number of shares withheld by the issuer to satisfy tax withholding obligations in connection with the vesting. |
| F3 | Includes restricted stock units. |